Toxicity is extremely rare
03/24 PRINCIPAL DISPLAY PANEL - 30 mL Vial Box PACKAGE LABEL.PRINCIPAL DISPLAY PANEL Cyanocobalamin Injection, USP 30,000 mcg/30 mL (1,000 mcg/mL) NDC 6968012105 5 x 30 mL MULTIPLE DOSE VIALS For Intramuscular or Subcutaneous Use Only Each mL contains: Cyanocobalamin 1000 mcg, Benzyl Alcohol 1.5%, Sodium Chloride 0.9%, Water for Injection q.s
It is also, at the blend level, a hypothesis
This alcohol is crucial because it inhibits bacterial growth after the vial has been opened and the rubber stopper has been punctured, allowing for multiple uses of the same vial over several weeks
Every needle insertion through an uncleaned stopper introduces potential contaminants directly into your peptide solution
As an extending point, there appears to be fistula healing (i.e., simultaneous healing of the skin and other tissues wounds) (Klicek et al., 2008